Research on Safety Evaluation of Commercial Vehicle Driving Behavior Based on Data Mining Technology

Table 9

Reference values of membership degrees of each indicator to each grade.

Indicator	Coefficient
	DM	50	155	260	365	470	575	680	785	1000
MES	66	69	72	75	78	81	84	87	90
SDS	5	10	15	20	25	30	35	40	—
MAS	88	92	95	97	99	101	103	105	—
NEA	0	1	2	3	4	5	6	7	—
NLT	5	20	35	50	65	80	95	110	—
POT	0	0.005	0.020	0.035	0.050	0.065	0.080	0.100	—
NNT	0	1	2	3	4	5	6	7	—
NHSLG	0	2	4	6	8	10	12	14	—